docs: def remove_nans_1D(*args) -> tuple:
      """Remove nans in a set of 1D arrays.
  
      Removes indicies in all arrays if any array is nan at that index.
      All input arrays must have the same size.
  
      Parameters
      ----------
      args : 1D arrays
  
      Returns
      -------
      tuple
          Tuple of 1D arrays in same order as given, with nan indicies removed.
      """
      vals = np.isnan(args[0])
      for a in args:
          vals |= np.isnan(a)
      return tuple(np.array(a)[~vals] for a in args)